Technical data

February 2007
CA05001001K For more information visit: www.EatonElectrical.ca
49
PLC, I/O & Communications Products
IT. Connect
Remote I/O Modules (D77A Series)
Analogue Output Module — D77A-NQ2
Table 65. D77A-NQ2 — Specifications
Figure 63. D77A-NQ2 Wiring Diagram
Description Specification
Voltage Output 0 – 5V DC, 1 – 5V DC, 0 – 10V DC
Current Output 4 – 20 mA, 0 – 20 mA
QCPort Current Draw 40 mA max.
External Power 60A max. @ 24V DC
Output Types Single ended, Uni-polar
Protection Open and Short Circuit
Points 2
Resolution Range Resolution
4 – 20 mA, 0 – 20 mA 14 bit
0 – 10V DC 14 bit
0 – 5V DC, 1 – 5V DC 13 bit
Output Full Scale Voltage Current
0 – 10.5V DC, 0 – 5.25V DC 0 – 21 mA
Overvoltage Protection 36V DC @ ± terminals
Output to Bus Isolation 1500V AC for 60 seconds
Resistive Load on Current Output < 500 ohm
Load Range on Voltage Output > 1 K ohm
Max. Inductive Load 0.1 mH
Max. Capacitive Load 1 µF
Output ripple (0 – 50 Hz) ± 0.1%
Output Impedance 10 ohm
Accuracy Voltage Current
0.8% full scale @ 25°C
1% full scale @ 0 – 55°C
0.8% full scale @ 25°C
1% full scale @ 0 – 55°C
Update Rate 350 µS
Terminal
4
5
11
12
V1
I1
3C0
2I0
1V0
6C1
7NC
8NC
9NC
Earth ground
0-20 mA, 4-20 mA wiring
0-5V, 1-5V, 0-10V wiring
10 NC
Voltage
Load
Earth ground
External 24V DC
Power Supply
Current
Load